Home / 74,651,979.50-111,900,279.65-41,814,406.19

Finding the Fourth Proportional to 74,651,979.50, 111,900,279.65 and 41,814,406.19

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Solution

The fourth proportional to 74,651,979.50, 111,900,279.65 and 41,814,406.19 is: 62,678,093.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,651,979.50 : 111,900,279.65 = 41,814,406.19 : x
  2. Step 2: Convert to fraction form
    74,651,979.50/111,900,279.65 = 41,814,406.19/x
  3. Step 3: Cross multiply
    74,651,979.50x = 111,900,279.65 × 41,814,406.19
  4. Step 4: Simplify right side
    74,651,979.50x = 4,679,043,745,559,889
  5. Step 5: Solve for x
    x = 4,679,043,745,559,889/74,651,979.50
  6. Step 6: Final answer
    x = 62,678,093.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.